1980-12-13: 150th anniversary of the death of Simon Bolivar (1783-1830)

1980-12-13: 150th anniversary of the death of Simon Bolivar (1783-1830)

1980-12-05: Buildings definitives - Phosphor

1980-11-29: Christmas 1980

1980-11-01: 50th anniversary of Argentine Army Technical High School

1980-11-01: Amateur Radio

1980-11-01: Amateur Radio

1980-11-01: 50th anniversary of Argentine Army Technical High School

1980-10-25: International Stamp Exhibition Buenos Aires

1980-10-11: Marian Congress

1980-10-11: Campaign Against Tobacco - Cigarette and Heart

1980-10-11: Marian Congress

1980-10-11: Campaign against tobacco - Cigarette and heart

1980-09-27: Argentina in the Antarctic - 1980

1980-09-12: National Census 1980

1980-08-16: Air Forces Day - 1980

1980-08-16: 75th anniversary of University of La Plata

1980-08-16: 75th anniversary of University of La Plata

1980-08-02: Birth Bicentenary of Argentine Freedom Fighters

1980-07-12: 10th Death Anniversary of Pedro Eugenio Aramburu (1903-1970)

1980-07-12: Army Day -1980

1980-07-12: 10th Death Anniversary of Pedro Eugenio Aramburu (1903-1970)

1980-06-14: 400th Anniversary of the Foundation of Buenos Aires

1980-06-07: Day of Journalists - Gazette of Buenos Aires

1980-06-07: Day of Journalists - Gazette of Buenos Aires

1980-05-31: Centenary of repatriation of the remains of San Martín

1980-05-31: Navy Day - 1980

1980-05-31: Centenary of repatriation of the remains of San Martin

1980-04-26: National Infrastructure - 1980

1980-04-19: Day of the Americas - Flags of the American States

1980-04-19: Centenary of Argentine Red Cross, Raúl Soldi Painting

1980-04-19: Centenary of Argentine Red Cross, Raúl Soldi Painting

1980-04-19: Day of the Americas - Flags of the American States

1980-03-22: Regional Broadcasting Administrative Conference

1980-03-20: Admiral Guillermo Brown (1777~1857)

1980-03-20: Admiral Guillermo Brown (1777-1857)

1980-01-25: Cockade

1980-01: Buildings definitives - Fluo

1980-01: Collect the Postal Stamps - Phosphor